Flowers with showy purple corollas with ‘Origano’ scented foliage, long season. First-year flowering.
Sow indoors Feb-Apr or Aug-Oct. Surface sow onto moist well-drained seed compost. Just cover the seed with a sprinkling of soil. Ideal temp. 15-20°C. Germination takes 2 weeks approx. but can be erratic and take up to 90 days. If germination has not occurred after 4 weeks you could try cold stratification. Move to -4°C-+4°C. for 4-6 weeks then return to warmth. After germination grows on in cooler temp. of 15°C. Transplant seedlings when large enough to handle 8cm pots. Acclimatize and plant out when the danger of frost has passed with 45cm spacing.